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The GSE Drainage Design Manual <br />200 mil Double -sided Composite with 6 or 8 oz Geotextiles <br />Boundary Conditions = Soil/Geocomposite/Geomembrane <br />1.0E-03 <br />=100 hours <br />Appendix A <br />1.0E-04 <br />0.0 0.2 0.4' 0.6 0.8 1.0 <br />Gradient <br />Figure A-3 100 -hour transmissivity performance of a 200 mil biplanar geocomposite under <br />soil/geocomposite/geomembrane boundary conditions. <br />1.0E-02 <br />U <br />N <br />y <br />N <br />1~ <br />1.0E-03 <br />En <br />F# <br />E-+ <br />Boundary Conditions = Geomembrane/GeonettGeomembrane <br />Time =100 hours <br />10,000 ps1 <br />15,000 psf <br />1.0E-04 <br />0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 <br />Gradient <br />Figure A-4 100 -hour transmissivity of a250 mil biplanar geonet between two geomembranes. <br />Page A-3 <br />• <br />• <br />